Sunan an-Nasa'i, Hadith 3293 ⓘ
It was narrated that Abu Hurairah said: "The Messenger of Allah forbade taking a woman as a co-wife to her paternal aunt or her maternal aunt."
أَخْبَرَنَا مُجَاهِدُ بْنُ مُوسَى، قَالَ حَدَّثَنَا ابْنُ عُيَيْنَةَ، عَنْ عَمْرِو بْنِ دِينَارٍ، عَنْ أَبِي سَلَمَةَ، عَنْ أَبِي هُرَيْرَةَ، قَالَ نَهَى رَسُولُ اللَّهِ صلى الله عليه وسلم أَنْ تُنْكَحَ الْمَرْأَةُ عَلَى عَمَّتِهَا أَوْ عَلَى خَالَتِهَا .
also referenced under: Book 26, Hadith 98 (In-Book) & Volume 4, Book 26, Hadith 3295 (DarusSalam)